n: 30 m: 224 packed: 10 density: 0 nodes: 0 solveTime: 900 buildTime: 10 solved: true
{0,14,28}
{1,2,5}
{3,8,19}
{4,13,24}
{6,15,23}
{7,12,16}
{9,11,27}
{10,18,29}
{17,20,21}
{22,25,26}